http://www.mangago.me/read-manga/akatsuki_no_yona/an/manga/akatsuki_no_yona/c138/pg-16/ what he means by this :( and to that end ... you would even inflict even more suffering upon that person ) nb : I don't think soo won killed the ex king ! it was a big misunderstanding ! the princess didn't see the act of Murder ! only soo won with the weapon in his hand covered in blood.
i think he means that, to be able to withstand the attack of kai kingdom (by defeating xing kingdom), he would hurt Yona (by not helping her and saving her friends)
http://www.mangago.me/read-manga/akatsuki_no_yona/an/manga/akatsuki_no_yona/c138/pg-16/ what he means by this :( and to that end ... you would even inflict even more suffering upon that person )
nb : I don't think soo won killed the ex king ! it was a big misunderstanding ! the princess didn't see the act of Murder ! only soo won with the weapon in his hand covered in blood.